本文实例为大家分享了C语言实现简单计算器的具体代码，供大家参考，具体内容如下
实现效果如图:
实现代码如下：
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#include<stdio.h>#include<windows.h>//gotoxy#include<conio.h>#define width 80#define height 30void gotoxy(int x, int y);void GreateFrame(){ int i = 0; for (i = 0 ; i < width; i += 2) { gotoxy(i, 0); printf("■"); gotoxy(i, height); printf("■"); } for (i = 0; i < height + 1; i++) { gotoxy(0 , i); printf("■"); gotoxy(width, i); printf("■"); }}void Add(){ float i, j; printf("*加法运算*\n"); scanf_s("%f %f", &i, &j); printf("%5.2f + %5.2f=%5.2f\n", i, j, i+j); _getch();}void Sub(){ float i, j; printf("*减法运算*\n"); scanf_s("%f %f", &i, &j); printf("%5.2f - %5.2f=%5.2f\n", i, j, i -j); _getch();}void Mul(){ float i, j; printf("*乘法运算*\n"); scanf_s("%f %f", &i, &j); printf("%5.2f * %5.2f=%5.2f\n", i, j, i * j); _getch();}void Div(){ float i, j; printf("*除法运算*\n"); scanf_s("%f %f", &i, &j); printf("%5.2f / %5.2f=%5.2f\n", i, j, i / j); _getch();}int main(int argc, char* argv[]){ int choose; while (1) { GreateFrame(); gotoxy(width / 3, height / 3 + 2); printf("1.加法"); gotoxy(width / 3, height / 3 + 4); printf("2.减法"); gotoxy(width / 3, height / 3 + 6); printf("3.乘法"); gotoxy(width / 3, height / 3 + 8); printf("4.除法"); gotoxy(width / 3, height / 3 + 10); printf("5.退出程序"); gotoxy(width / 3, height / 3); printf("请选择你要计算的方式:( )\b\b"); scanf_s("%d", &choose); switch (choose) { case 1:system("cls"); Add(); break; case 2:system("cls"); Sub(); break; case 3:system("cls"); Mul(); break; case 4:system("cls"); Div(); break; case 5: exit(0); } system("cls"); }}void gotoxy(int x, int y){ COORD POS; POS.X = x; POS.Y = y; SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE),POS);} |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/weixin_53391957/article/details/115867323
